[INFO] fetching crate stdio2 0.1.0...
[INFO] testing stdio2-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate stdio2 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate stdio2 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stdio2 0.1.0
[INFO] finished tweaking crates.io crate stdio2 0.1.0
[INFO] tweaked toml for crates.io crate stdio2 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b731fb5489d856b5837d05d4f6b73572f2d58c360bf32b8477b662d5477f3271
[INFO] running `Command { std: "docker" "start" "-a" "b731fb5489d856b5837d05d4f6b73572f2d58c360bf32b8477b662d5477f3271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b731fb5489d856b5837d05d4f6b73572f2d58c360bf32b8477b662d5477f3271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b731fb5489d856b5837d05d4f6b73572f2d58c360bf32b8477b662d5477f3271", kill_on_drop: false }`
[INFO] [stdout] b731fb5489d856b5837d05d4f6b73572f2d58c360bf32b8477b662d5477f3271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f110802bf446ddf5354e3e55a020cfa830961bbf7ad5dfc9c8a986eb395fee76
[INFO] running `Command { std: "docker" "start" "-a" "f110802bf446ddf5354e3e55a020cfa830961bbf7ad5dfc9c8a986eb395fee76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stdio2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "f110802bf446ddf5354e3e55a020cfa830961bbf7ad5dfc9c8a986eb395fee76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f110802bf446ddf5354e3e55a020cfa830961bbf7ad5dfc9c8a986eb395fee76", kill_on_drop: false }`
[INFO] [stdout] f110802bf446ddf5354e3e55a020cfa830961bbf7ad5dfc9c8a986eb395fee76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 047bed752e2b4e835d6ebfcb037658e6df89772b43068e65e12d82e39c63d766
[INFO] running `Command { std: "docker" "start" "-a" "047bed752e2b4e835d6ebfcb037658e6df89772b43068e65e12d82e39c63d766", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdio2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "047bed752e2b4e835d6ebfcb037658e6df89772b43068e65e12d82e39c63d766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "047bed752e2b4e835d6ebfcb037658e6df89772b43068e65e12d82e39c63d766", kill_on_drop: false }`
[INFO] [stdout] 047bed752e2b4e835d6ebfcb037658e6df89772b43068e65e12d82e39c63d766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 009daa8e46f52b42b32d669303a992f5bffb0aac9ab515132661da5fd2ffec03
[INFO] running `Command { std: "docker" "start" "-a" "009daa8e46f52b42b32d669303a992f5bffb0aac9ab515132661da5fd2ffec03", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stdio2-0658019feef11f29)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stdio2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "009daa8e46f52b42b32d669303a992f5bffb0aac9ab515132661da5fd2ffec03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009daa8e46f52b42b32d669303a992f5bffb0aac9ab515132661da5fd2ffec03", kill_on_drop: false }`
[INFO] [stdout] 009daa8e46f52b42b32d669303a992f5bffb0aac9ab515132661da5fd2ffec03